SPI Supplies SPI-DRY Скачать руководство пользователя страница 13

 

SPI Supplies 

13 

SPI-DRY Critical Point Dryer 

 

 

Introduction 

This manual is intended for all users of the SPI Supplies 

SPI-DRY

TM

 Critical Point Dryer 

(SPI Part 

#13200JE-AB)  and  provides  information  on  the  installation,  operation  and  maintenance  of  the 
instrument. 

Please  note  that  the  servicing  and  maintenance  procedures  should  only  be  carried  out  by  qualified 
service personnel, and it is essential that all users should read the 

Health and Safety

 

section of this 

manual. 

3.1 

Return of Goods 

If goods  are to be returned to SPI  Supplies for repair  or servicing the customer should contact  SPI 
Supplies or their local distributor before shipment. A "Return Authorisation Number" should be obtained 
in advance of any shipment. This number is to be clearly marked on the outside of the shipment. To 
obtain an RA#, contact our Customer Service Department and be sure to provide us with the following 
details: 
 
    * SPI Invoice Number and Invoice Date (if applicable) 
    * Method of shipment if applicable (post office, UPS, FedEx, Air Freight, etc.) 
    * Product(s) in question 
    * What is wrong with the product, or why do you want to make this return? 
     

3.2 

Returns Procedure  

Warranty Claim 

All components are sold with a 

return to factory warranty

 (unless otherwise stated) which covers 

failure during the first 12 months after delivery. 

Returns must be sent courier paid, SPI Supplies will cover the return courier costs. This covers 
defects, which arise as a result of a failure in design or manufacturing. It is a condition of warranty 
that  equipment  must  be  used  in  accordance  with  the  manufacturers  instructions  and  not  have 
been  subjected  to  misuse.  This  warranty  does  not  cover  consumable  items  such  as  sputter 
coating targets and carbon evaporation material. To make a claim under the terms of this warranty 
provision contact the Customer Service Department at SPI Supplies. 

Chargeable Repairs 

Contact the Customer Service Department at SPI Supplies who will be able to provide an estimate 
of repair costs. 
Service  of  equipment  is  generally  completed  within  twenty  working  days  after  receipt  of  the 
equipment. A minimum evaluation fee is normally applied. Additional fees are charged as a per 
hour repair rate in addition to parts. 

Returns  

All returns to SPI Supplies are required to follow the procedure described above in Section 3.2. 

All returned items are required to have a Return Authorization Number 

Packaging and Shipping 

All goods shipped to the factory must be sealed inside a clean plastic bag and packed in a suitable 
carton. If the original packaging is not available SPI Supplies should be contacted for advice. SPI 
Supplies  will  not  be  responsible  for  damage  resulting  from  inadequate  returns  packaging  or 
contamination of delicate structures by stray particles under any circumstances. All non-warranty 
goods returned to the factory must be sent courrier pre-paid. They will be returned courrier, pre-
paid and added to the final invoice unless otherwise arranged.

 

Содержание SPI-DRY

Страница 1: ...Rev 2 2 April 2021 SPI DRYTM Critical Point Dryer Operation Manual SPI Supplies Part 13200JE AB...

Страница 2: ...1 800 2424 SPI Toll free from USA Canada 1 610 436 5400 FAX 1 610 436 5755 E mail spi3spi 2spi com For further information regarding any of the other products designed and manufactured by SPI Supplies...

Страница 3: ...r use of your unit according to the operation manual should result in trouble free operation Any improper use of the SPI Supplies unit through modifications or unreasonable operating procedures will v...

Страница 4: ...n Introduces this manual Section 4 General Description Identifies each of the equipment items and provides an overview of their functions and how they work Section 5 Installation Instructions on how t...

Страница 5: ...unctionality Signs 10 2 4 5 Serious Damage to Instruments 10 2 4 6 Hazard to Operator 10 2 5 Risk Analysis 11 2 5 1 Personal Operational Risks 11 2 5 2 Hazardous Materials 11 2 6 Good Working Practice...

Страница 6: ...Preparation 23 6 3 1 Washing 24 6 3 2 Fixation 25 6 3 3 Dehydration 25 6 3 4 Substitution 26 6 4 Complete Trial Operation Run 26 Section 7 Maintenance 28 7 1 Chamber Components 29 7 1 1 Viewing Window...

Страница 7: ...in this Manual 10 Figure 2 5 Typical Warnings as shown in this Manual 10 Figure 6 1 Phase Diagram 21 Figure 6 2 Process Flow Chart 24 Figure 7 1 Cross section of SPI DRY Critical Point Dryer 28 Figur...

Страница 8: ...nstrument or modification of the instrument 2 2 Conformity This instrument is supplied in a form that complies with the protection requirements of the EC Electromagnetic Compatibility Directive 89 336...

Страница 9: ...ock Caution refer to accompanying documents Easily touched higher temperature parts Warning risk of electric shock Figure 2 1 Hazard Warning Symbols 2 4 3 Hazard Warning Labels used in Equipment Manua...

Страница 10: ...anual This typical caution sign is used where serious damage will be caused by incorrect operation of instrumentation They will follow the same form as functionality warnings but with a triangular war...

Страница 11: ...ts before use in the vacuum system It should be noted that isopropanol is a flammable liquid and as such should not be used on hot surfaces In addition it is recommended that protective gloves be worn...

Страница 12: ...bend from the knees when lifting heavy objects Wear protective clothing when using liquid nitrogen Affix pressurised gas cylinders firmly to walls or racks Use the correct regulating valves on gas cyl...

Страница 13: ...ier costs This covers defects which arise as a result of a failure in design or manufacturing It is a condition of warranty that equipment must be used in accordance with the manufacturers instruction...

Страница 14: ...t Dryer Temperature and Pressure gauges High pressure CO2 transfer hose Tubing for water connections Tissue Baskets and Holder Tool Kit Spare Parts Kit Operation Manual 4 1 1 Accessories The following...

Страница 15: ...to the water jacket to lower the temperature of the chamber to below 20C Samples that have previously been chemically dehydrated are loaded into the chamber which is then filled with liquid CO2 A ser...

Страница 16: ...e ends of the water jacket are sealed with two annular end plates and gaskets Two water connectors are screwed into the vessel wall one at each end to allow for connection of the water supply Both end...

Страница 17: ...e preparation is carried out with the samples in the baskets to the point where final substitution is made pure ethanol acetone amyl acetate etc At this point the boat is filled with the substitution...

Страница 18: ...ragraph 3 1 5 1 Unpacking Checklist The Equipment package will normally be despatched from the factory in one box Inside the box the following will be found refer and check each item off against the s...

Страница 19: ...sure transfer hose to the INLET valve of the pressure vessel The fiber washer is necessary to ensure a good seal Tighten with a wrench Connect the other end of the high pressure transfer hose to the C...

Страница 20: ...orphology and ultra structure Since liquid CO2 is not sufficiently miscible with water it is necessary to use an intermediate fluid which is miscible with both water and liquid CO2 In practice interme...

Страница 21: ...the TEMPERATURE and PRESSURE gauges As the temperature of the chamber nears 30C the pressure should rise to approximately 1100 psi Once at this point the surface of the liquid will start to dissolve...

Страница 22: ...llege London The sequence of operations outlined is very comprehensive In many cases it may be possible to omit some of the stages With difficult specimens however care taken in fixation and dehydrati...

Страница 23: ...ing medium must be physiological i e must not cause any changes in shape or form of the tissue Glutaraldehyde Fixation Load into CPD Chamber At 100 C or less Fill Chamber With Liquid CO2 Osmium Post F...

Страница 24: ...h routes if any give the best results It may well be that they all give similar quality The most convenient method is route a as it takes the shortest time and uses the cheapest transition fluid Route...

Страница 25: ...om the chamber fill the chamber with liquid and close all of the gas control valves Allow 1 hour for the liquid glass to impregnate the samples Please note this time is only a guide for tissue samples...

Страница 26: ...door and remove the liquid transfer boat with the now dried samples t Mount the samples on the desired mount and prepare them for examination in the SEM or other instrument NOTE If the system is to b...

Страница 27: ...mance it is recommended that the following procedures be carried out on a regular basis a Regularly clean the inside and outside surfaces of the pressure vessel including the O ring and associated sea...

Страница 28: ...se b Unscrew and remove the DRAIN valve and adapter plug c Remove the insert and O ring for inspection and cleaning d Re assemble in reverse order using a new O Ring and bonded seal 7 1 4 Gas Control...

Страница 29: ...ing is carried out rapidly The use of a thermal transfer grease between the thermometer stem and the pressure vessel will reduce this lag b Pressure Gauge a Using a well fitting open end wrench on the...

Страница 30: ...g We hope that you experience the minimum of problems throughout the lifespan of the instrument but inevitably problems may occur Any known problems associated with this type of instrument have been l...

Страница 31: ...as they occur To maintain the equipment to the best operating conditions a maintenance schedule is suggested as part of a fault prevention programme the following items are suggested to be included i...

Страница 32: ...umbo Safety Valve Bonded Seal EPDM fits both Regular and Jumbo Window O Ring Nitrile fits both Regular and Jumbo Window O Ring EPDM fits both Regular and Jumbo Control Valve Seating O Ring Nitrile Con...

Отзывы: